238889128

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{787}}^1\times {\mathrm{1997}}^1$

素因数の和:2809

約数の個数: 32

約数和(自身を含む): 472327200

約数和(自身を除く): 233438072

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 787, 1574, 1997, 3148, 3994, 6296, 7988, 14953, 15976, 29906, 37943, 59812, 75886, 119624, 151772, 303544, 1571639, 3143278, 6286556, 12573112, 29861141, 59722282, 119444564, 238889128]

約数ペア:

[(1, 238889128), (2, 119444564), (4, 59722282), (8, 29861141), (19, 12573112), (38, 6286556), (76, 3143278), (152, 1571639), (787, 303544), (1574, 151772), (1997, 119624), (3148, 75886), (3994, 59812), (6296, 37943), (7988, 29906), (14953, 15976)]